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io_uring: simplify io_task_match() 

If IORING_SETUP_SQPOLL is set all requests belong to the corresponding
SQPOLL task, so skip task checking in that case and always match.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2020-11-06 13:00:21 +00:00 committed by Jens Axboe
parent 2846c481c9
commit 06de5f5973
1 changed files with 1 additions and 5 deletions
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6
fs/io_uring.c
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@ -1563,11 +1563,7 @@ static bool io_task_match(struct io_kiocb *req, struct task_struct *tsk)
if (!tsk || req->task == tsk) if (!tsk || req->task == tsk)
return true; return true;
if (ctx->flags & IORING_SETUP_SQPOLL) { return (ctx->flags & IORING_SETUP_SQPOLL);
if (ctx->sq_data && req->task == ctx->sq_data->thread)
return true;
}
return false;
} }
/* /*